Report for 3917

Name

SHELL-3917 Shell Information Technology International B.V. Dokter van Zeelandstraat 1 2265 BD Leidschendam the Netherlands, EU

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

3917 SHELL-3917 Shell Information Technology International B.V. Dokter van Zeelandstraat 1 2265 BD Leidschendam the Netherlands, EU

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS16735         ALGAR TELECOM SA, BR
    AS8220          COLT COLT Technology Services Group Limited, GB
    AS2686          ATGS-MMD-AS - AT&T Enterprises, LLC, US
    AS3257          GTT-BACKBONE GTT, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
9065  AS3917         ORIGIN  Originate:      12544 /18.39  Transit:          0 /0.00  SHELL-3917 Shell Information Technology International B.V. Dokter van Zeelandstraat 1 2265 BD Leidschendam the Netherlands, EU

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
 8377 AS3917        SHELL-3917 Shell Information Technology Inter     33      8      3     28      5  15.15%


  Prefix               AS Path                              Aggregation Suggestion
  134.145.73.0/24      4777 2497 8220 3917    
  134.145.75.0/24      4777 2497 8220 3917    
  134.145.188.0/23     4777 2497 7018 2686 3917 + Announce - aggregate of 134.145.188.0/24 (4777 2497 7018 2686 3917) and 134.145.189.0/24 (4777 2497 7018 2686 3917)
  134.145.188.0/24     4777 2497 7018 2686 3917 - Withdrawn - aggregated with 134.145.189.0/24 (4777 2497 7018 2686 3917)
  134.145.189.0/24     4777 2497 7018 2686 3917 - Withdrawn - aggregated with 134.145.188.0/24 (4777 2497 7018 2686 3917)
  134.145.194.0/23     4777 2497 7018 2686 3917   
  134.146.0.0/24       4777 2516 1299 2686 3917   
  134.146.3.0/24       4777 2497 7018 2686 3917   
  134.146.6.0/23       4777 2516 1299 2686 3917 + Announce - aggregate of 134.146.6.0/24 (4777 2516 1299 2686 3917) and 134.146.7.0/24 (4777 2516 1299 2686 3917)
  134.146.6.0/24       4777 2516 1299 2686 3917 - Withdrawn - aggregated with 134.146.7.0/24 (4777 2516 1299 2686 3917)
  134.146.7.0/24       4777 2516 1299 2686 3917 - Withdrawn - aggregated with 134.146.6.0/24 (4777 2516 1299 2686 3917)
  134.146.14.0/24      4777 2516 1299 2686 3917   
  134.146.29.0/24      4777 2516 1299 2686 3917   
  134.146.80.0/21      4777 2516 1299 2686 3917   
  134.146.89.0/24      4777 2516 1299 2686 3917   
  134.146.112.0/21     4777 2516 1299 2686 3917   
  134.146.120.0/24     4777 2497 7018 2686 3917   
  134.146.123.0/24     4777 2516 1299 2686 3917   
  134.146.124.0/24     4777 2516 1299 2686 3917   
  134.146.125.0/24     4777 2497 7018 2686 3917   
  134.146.126.0/24     4777 2497 7018 2686 3917   
  134.146.164.0/24     4777 2516 1299 2686 3917   
  134.146.172.0/24     4777 2516 3257 3917    
  134.146.173.0/24     4777 2497 3257 3917 3917 3917 3917 3917   
  134.146.174.0/24     4777 2516 3257 3917    
  134.146.176.0/22     4777 2516 1299 2686 3917 + Announce - aggregate of 134.146.176.0/23 (4777 2516 1299 2686 3917) and 134.146.178.0/23 (4777 2516 1299 2686 3917)
  134.146.176.0/24     4777 2516 1299 2686 3917 - Withdrawn - aggregated with 134.146.177.0/24 (4777 2516 1299 2686 3917)
  134.146.177.0/24     4777 2516 1299 2686 3917 - Withdrawn - aggregated with 134.146.176.0/24 (4777 2516 1299 2686 3917)
  134.146.178.0/24     4777 2516 1299 2686 3917 - Withdrawn - aggregated with 134.146.179.0/24 (4777 2516 1299 2686 3917)
  134.146.179.0/24     4777 2516 1299 2686 3917 - Withdrawn - aggregated with 134.146.178.0/24 (4777 2516 1299 2686 3917)
  134.146.186.0/23     4777 2497 8220 3917    
  134.146.251.0/24     4777 2516 1299 2686 3917   
  134.146.254.0/24     4777 2516 1299 2686 3917   
  134.146.255.0/24     4777 2516 1299 2686 3917 3917 3917 3917 3917   
  134.162.12.0/24      4777 2497 16735 3917   
  134.162.212.0/24     4777 2497 16735 3917   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS3917   33 More Specifics   33 Total Advertisements   SHELL-3917 Shell Information Technology International B.V. Dokter van Zeelandstraat 1 2265 BD Leidschendam the Netherlands, EU
    134.145.73.0/24               134.145.0.0/16
    134.145.75.0/24               134.145.0.0/16
    134.145.188.0/24              134.145.0.0/16
    134.145.189.0/24              134.145.0.0/16
    134.145.194.0/23              134.145.0.0/16
    134.146.0.0/24                134.146.0.0/16
    134.146.3.0/24                134.146.0.0/16
    134.146.6.0/24                134.146.0.0/16
    134.146.7.0/24                134.146.0.0/16
    134.146.14.0/24               134.146.0.0/16
    134.146.29.0/24               134.146.0.0/16
    134.146.80.0/21               134.146.0.0/16
    134.146.89.0/24               134.146.0.0/16
    134.146.112.0/21              134.146.0.0/16
    134.146.120.0/24              134.146.0.0/16
    134.146.123.0/24              134.146.0.0/16
    134.146.124.0/24              134.146.0.0/16
    134.146.125.0/24              134.146.0.0/16
    134.146.126.0/24              134.146.0.0/16
    134.146.164.0/24              134.146.0.0/16
    134.146.172.0/24              134.146.0.0/16
    134.146.173.0/24              134.146.0.0/16
    134.146.174.0/24              134.146.0.0/16
    134.146.176.0/24              134.146.0.0/16
    134.146.177.0/24              134.146.0.0/16
    134.146.178.0/24              134.146.0.0/16
    134.146.179.0/24              134.146.0.0/16
    134.146.186.0/23              134.146.0.0/16
    134.146.251.0/24              134.146.0.0/16
    134.146.254.0/24              134.146.0.0/16
    134.146.255.0/24              134.146.0.0/16
    134.162.12.0/24               134.162.0.0/15
    134.162.212.0/24              134.162.0.0/15

Whois Entry

whois: 402332

IANA has recorded AS3917 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS3917\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS3917 - AS3918'
             
             as-block:       AS3917 - AS3918
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2018-11-22T15:27:20Z
             last-modified:  2018-11-22T15:27:20Z
             source:         RIPE
             
             % Information related to 'AS3917'
             
             % Abuse contact for 'AS3917' is 'abuse@shell.com'
             
             aut-num:        AS3917
             as-name:        SHELL-3917
             org:            ORG-SA43-RIPE
             descr:          Shell Information Technology International B.V. Dokter van Zeelandstraat 1 2265 BD Leidschendam the Netherlands
             admin-c:        SHEL1-RIPE
             tech-c:         SHEL1-RIPE
             status:         LEGACY
             mnt-by:         SHELL-MNT
             created:        2002-08-21T16:12:20Z
             last-modified:  2024-11-13T16:28:59Z
             source:         RIPE # Filtered
             import:         from AS8386 action pref=100; accept ANY
             export:         to AS8386 announce AS3917
             import:         from AS15525 action pref=100; accept ANY
             export:         to AS15525 announce AS3917
             import:         from AS702 action pref=100; accept ANY
             export:         to AS702 announce AS3917
             import:         from AS5400 action pref=100; accept ANY
             export:         to AS5400 announce AS3917
             
             organisation:   ORG-SA43-RIPE
             org-name:       Shell Information Technology International B.V.
             country:        NL
             org-type:       LIR
             address:        150 N. Dairy Ashford
             address:        77079
             address:        Houston
             address:        UNITED STATES
             phone:          +31703778911
             fax-no:         +31703777070
             abuse-c:        AR16272-RIPE
             mnt-ref:        RIPE-NCC-HM-MNT
             mnt-ref:        SHELL-MNT
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         SHELL-MNT
             admin-c:        DT9797-RIPE
             admin-c:        WM3649-RIPE
             created:        2004-04-17T11:43:13Z
             last-modified:  2026-01-27T15:45:10Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ/#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)